M4 Smart Watch Bracelet Heart Rate Fitness Tracker Wristband for Iphone, Android

Heart Rate Blood Pressure Monitor, Sleep Monitoring This bracelet can measure the heart rate and blood pressure data of the human body, allowing you to know the physical condition in real time. Sleep monitoring is automatically turned on at night, and the fitness tracker automatically monitors your sleep, knowing your deep sleep time and light sleep time, total sleep time.

Mult-sport mode(Badminton, rope skipping, football, basketball, running, cycling, walking, swimming). Call reminder, SMS reminder, QQ reminder, Wechat reminder, Skype, Facebook, whatsApp reminder.

This activity tracker adopt the latest HR sensor for accurate and effective heart rate monitoring;This watch will detect your sleep automatically at night and analyze your sleep quality with deep sleep,light sleep and awake time.The silent vibration alarms can wake you up without disturbing others

Other functions：USB Flash Drive, sedentary reminder, stopwatch, low battery alert, raising the bright screen, low power consumption, exercise mode, remote camera, intelligent alarm, weather forecast, Dymanic heart rate

Compatible Phone Models:
Apple iPhone 11, iPhone 11 Pro, iPhone 11 Pro Max iPhone XS, iPhone XS Max, iPhone X iPhone XR, iPhone 8, iPhone 8 Plus, iPhone 7, iPhone 7 Plus, iPhone 6/6S, iPhone 6/6S Plus, iPhone 5/5S/SE, iPhone 5C, iPhone 4/4S, iPad, iOS, HTC, LG G3, Google Nexus, Nokia, Motorola; Google Nexus 6P, LG G5, HTC 10, Apple iPad, iPad air, iPad air 2, iPad mini 3 2 1, iPad Pro, HTC One M9+, HTC M9, HTC A9, HTC M8, HTC E8, LG U, LG G Stylo, LG G5, LG V20, LG Zero, LG X5, LG K3, Google Nexus 6P, Google Nexus, Blackberry, Nokia, Motorola, Sony, Huawei, Xiaomi, Vivo, OPPO, Meizu, Samsung Galaxy S8, Samsung Galaxy S8 Plus, Samsung Galaxy S6 edge, Samsung Galaxy S6 edge plus, Samsung Galaxy S5, Samsung Galaxy S4, Samsung Galaxy Note ,Samsung Galaxy S7, Samsung Galaxy S7 edge, Samsung Galaxy S6, iPad, Tablets, Fitbit, Sony, LG, Google, all universal devices with a Bluetooth connection.

• All-day activity tracking: steps, calories burned, mileage, and heart rate.
• Smart reminder:call reminder, messaging push, sedentary reminder.
• More features: phone search, remote camera shoot, stop watch.
• Continuous heart rate monitor:Continuous, automatic heart rate tracking right on your wrist per second.
• 0.96" TFT color touch screen:HD screen, easy to read all fitness data.
• Bluetooth 4.0, compatible with Android 4.4 and above system, ios 8.0 and above system.
• Bracelet push support language: Nearly 200 national languages worldwide, pushing for global fonts
• Charging voltage 5V Current 1A-2.1A Charging time 2 hours- About standby time 3-5 days

M4 Smart Watch Bracelet Heart Rate Fitness Tracker Wristband for Iphone, Android Black M4

• Consumer Electronics Compatible TV/VCR/DVD Brands: IOS, Android, Samsung, Fitbit, Sony, Google
• Condition: New
• Dimensions: 1.1 centimeters (H) x 1.8 centimeters (W) x 4.7 centimeters (L)
• Weight: 0.76 ounces

M4 Smart Watch Bracelet Heart Rate Fitness Tracker Wristband for Iphone, Android Blue M4

• Consumer Electronics Compatible TV/VCR/DVD Brands: IOS, Android, Samsung, Fitbit, Sony, Google
• Condition: New
• Dimensions: 1.1 centimeters (H) x 1.8 centimeters (W) x 4.7 centimeters (L)
• Weight: 0.76 ounces

• Included in the box: 1 * Smart Bracelet 1 * User Manual 1 * charging cable
• Warranty: 30 days parts-and-labor warranty provided by protekbox.com.
• Made in China